Quick answers
- Which hospitals does Lawrence J. Maciolek work at?
- Medicare's official clinician data lists Lawrence J. Maciolek at 5 hospitals: Ascension Columbia St Marys Hospital Milwaukee, Ascension SE Wisconsin Hospital, Aurora Medical Center, Froedtert Memorial Lutheran Hospital and Orthopaedic Hospital of Wisconsin. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lawrence J. Maciolek see patients?
- Medicare's clinician data lists 2 practice locations, including New Berlin, WI and Wauwatosa, WI. Call before your visit to confirm the address.
- What is Lawrence J. Maciolek's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Lawrence J. Maciolek accept Medicare assignment?
- Yes. Medicare's clinician data says Lawrence J. Maciolek accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Lawrence J. Maciolek?
- (262) 799-5605, as listed in official Medicare / NPI Registry data.
- What is Lawrence J. Maciolek's NPI number?
- 1811925381. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lawrence J. Maciolek works
Medicare's Facility Affiliation Data lists Lawrence J. Maciolek at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI · Acute Care Hospital · CCN 520051
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
- Aurora Medical CenterGrafton, WI · Acute Care Hospital · CCN 520207
- Froedtert Memorial Lutheran HospitalMilwaukee, WI · Acute Care Hospital · CCN 520177
- Orthopaedic Hospital of WisconsinGlendale, WI · Acute Care Hospital · CCN 520194
Practice locations
Addresses where Lawrence J. Maciolek is enrolled with Medicare (CMS data updated 2026-10-02).
- 12555 W National Ave, Suite 100New Berlin, WI 53151 (262) 799‑5605
- 2500 N Mayfair Rd, Suite 500Wauwatosa, WI 53226 (414) 257‑2525
Group practices
Medicare enrollment lists Lawrence J. Maciolek as a member of these groups (CMS data updated 2026-10-02).
- Wisconsin Bone and Joint S C21 clinicians in the group
- Aspen Orthopaedic and Rehabilitation Specialists S C11 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in New Berlin
Clinicians with the same Medicare primary specialty in New Berlin, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811925381 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians